240522612 has 48 divisors (see below), whose sum is σ = 618335424. Its totient is φ = 72160000.

The previous prime is 240522599. The next prime is 240522643. The reversal of 240522612 is 216225042.

It is a happy number.

240522612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×240522612² = 115702253766605088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4312 + ... + 22352.

It is an arithmetic number, because the mean of its divisors is an integer number (12881988).

Almost surely, 2^240522612 is an apocalyptic number.

240522612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 240522612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309167712).

240522612 is an abundant number, since it is smaller than the sum of its proper divisors (377812812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240522612 is a wasteful number, since it uses less digits than its factorization.

240522612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18160 (or 18158 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 240522612 is about 15508.7914422756. The cubic root of 240522612 is about 621.8972511150.

Adding to 240522612 its reverse (216225042), we get a palindrome (456747654).

The spelling of 240522612 in words is "two hundred forty million, five hundred twenty-two thousand, six hundred twelve".